Landline
Verizon Maryland, Inc.
-
(410) 648-0
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 648-1
Landline
Idt America, Corp. - MD
2006/04/10
(410) 648-2
Landline
Level 3 Communications, LLC - AK
2006/05/31
(410) 648-3
Landline
Level 3 Communications, LLC - AK
2016/01/22
(410) 648-4
Landline
Level 3 Communications, LLC - AK
2013/05/30
(410) 648-5
Landline
Verizon Maryland, Inc.
-
(410) 648-6
Landline
Verizon Maryland, Inc.
-
(410) 648-7
Landline
Comcast IP Phone, LLC
2006/06/20
(410) 648-8
Landline
Teleport Communications America - ID - LLC
2014/09/24
(410) 648-9
Landline
Onvoy, LLC - MD
2017/03/20
Landline
Core Communications, Inc.- MD
2018/06/12
(667) 249-0
Landline
Core Communications, Inc.- MD
2018/06/13
(667) 249-1
Landline
Core Communications, Inc.- MD
2018/06/13
(667) 249-2
Landline
Core Communications, Inc.- MD
2018/06/13
(667) 249-3
Landline
Onvoy, LLC - MD
2021/03/31
(667) 249-4
Landline
Core Communications, Inc.- MD
2019/03/14
(667) 249-5
Landline
Radiantiq LLC
2021/03/15
(667) 249-6
Landline
Core Communications, Inc.- MD
2019/07/15
(667) 249-7
Landline
Onvoy, LLC - MD
2019/02/06
(667) 249-8
Landline
Telnyx LLC
2018/07/09
(667) 249-9
Landline
Onvoy, LLC - MD
2019/02/06
Wireless
Onvoy Spectrum, LLC
2021/06/17
(667) 669-6
Wireless
Onvoy Spectrum, LLC
2021/06/17
(667) 669-9
Landline
Terra Nova Telecom Inc.
2021/07/14